700+ câu trắc nghiệm Ngôn ngữ lập trình C có đáp án - Phần 13

What is output? void main() { int i = 5, k; if (i == 0) goto label; label: printf("%d", i); printf("Hey"); getch(); }

What is output? void main() { printf("%d ", 1); goto l1; printf("%d ", 2); l1:goto l2; printf("%d ", 3); l2:printf("%d ", 4); getch(); }

What is output? #include #include void foo(); int main() { printf("%d ", 1); goto l1; printf("%d ", 2); } void foo() { l1: printf("3 "); }

What is output? #include #include int main() { int i = 0, j = 0; while (i < 2) { l1: i++; while (j < 3) { printf("loop\n"); goto l1; } } getch(); }

What is output? void main() { int a = 15, b = 10, c = 5; if(a > b > c) printf("True"); else printf("False"); getch(); }

What is output? #include #include void main() { int i = 0; switch (i) { case '0': printf("A"); break; case '1': printf("B"); break; default: printf("ABC"); } getch(); }

What is output? #include #include "conio.h" void main() { int i = 3; switch (i) { case 0+1: printf("A"); break; case 1+2: printf("B"); break; default: printf("ABC"); } getch(); }

What is output? #include #include #define A 0 #define B 1 int main() { int i = 3; switch (i & 1) { case A: printf("FALSE"); break; case B: printf("TRUE"); break; default: printf("Default"); } getch(); }

What is output? #include #include int main() { int i; if (printf("0")) i = 3; else i = 5; printf("%d", i); getch(); }

What is output? #include #include int main() { int a = 5; switch(a) { default: a = 4; case 6: a--; case 5: a = a + 1; case 1: a = a - 1; } printf("%d \n", a); getch(); }

What is output? #include #include int main() { int x = 3; if (x == 2); x = 0; if (x == 3) x++; else x += 2; printf("x = %d", x); getch(); }

What is output? #include #include int main() { int check = 20, arr[] = {10, 20, 30}; switch (check) { case arr[0]: printf("A "); case arr[1]: printf("B"); case arr[2]: printf("C"); } getch(); }

What is output of code? void main() { if ((1 || 0) && (0 || 1)) { printf("ABC"); } else { printf("DEF"); } getch(); }

What is output of code? #include #include #include void main() { char str1[] = "vncoding"; char str2[] = "vncoding"; if (strcmp(str1, str2)) printf("Equal"); else printf("Unequal"); getch(); }

What is output of code? #include #include void main() { int i; i = 10; if(i == 20 || 30) printf("True"); else printf("False"); getch(); }

What is output of code? #include #include void main() { if(1,0) printf("True"); else printf("False"); getch(); }

What is output of code? #include #include void main() { int i, j, *ptr, *ptr1; i = 10; j = 10; ptr = &i; ptr1 = &j; if(ptr == ptr1) printf("True"); else printf("False"); getch(); }

What is output of code? #include #include void main() { int i; i = 2; DES: printf("%d", i); i = i + 2; if(i <= 20) goto DES;

What is output of code? #include #include void main() { int i; i = 0; if(i = 15, 10, 5) printf("C/C++ %d", i); else printf("Java %d", i); getch(); }

What is output of code? #include #include void main() { int a = 80; if(a++ > 80) printf("C/C++ %d", a); else printf("Java %d", a); getch(); }